anim_gallery.js Example File

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 var app = new Function();

 app.init = function() {
     var divs = document.querySelectorAll('section > div');
     if ( divs.length < 2 ) return false;
     for (var i = 0, l = divs.length ; i < l ; i++ ) {
         if (i > 1) divs[i].className = 'hideR';
         divs[i].addEventListener('click', app.navigate );
     }
     divs[0].className = 'selected';
     divs[1].className = 'queueR';
 };

 app.navigate = function(event) {
     var el, n1, n2, p1, p2;
     el = event.currentTarget;
     n1 = el.nextSibling;
     if (n1) n2 = el.nextSibling.nextSibling;
     p1 = el.previousSibling;
     if (p1) p2 = el.previousSibling.previousSibling;
     if ( el.className == 'selected' ) {
         if ( el.id == 'reveal') {
             el.id = '';
         }
         else {
             el.id = 'reveal';
         }
         return false;
     }
     if (n1) { n1.className = 'queueR'; n1.id = ''}
     if (n2) { n2.className = 'hideR'; n2.id = '' }
     if (p1) { p1.className = 'queueL'; p1.id = '' }
     if (p2) { p2.className = 'hideL'; p2.id = '' }
     el.className = 'selected';
 };

 window.onload = function() {
     // alert(app.init);
      app.init();
 };